Snorkel



FIG. 1 is a perspective view of a snorkel showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged partial view of portion 9 in FIG. 1;

FIG. 10 is an enlarged partial view of portion 10 in FIG. 1; and,

FIG. 11 is an enlarged partial view of portion 11 in FIG. 5.

The broken lines in the drawings depict portions of the snorkel that form no part of the claimed design. 

CLAIM The ornamental design for a snorkel, as shown and described. 